by Meta AI

Muse Spark Open 816B A42B.

text open weights 1M ctx
Cheapest input
$1.25/M
on Together AI
Cheapest output
$4.25/M
on Together AI
Hosted equiv.
~$1.53/hr
@ 100 tok/s on Together AI
Where to use it

Cheapest hosted endpoints.

Provider Access $/M in $/M out
Together AI hosted inference $1.25 $4.25 Launch ↗
Sources

Official references.

FAQ

Frequently asked.

How do I run Muse Spark Open 816B A42B?
Muse Spark Open 816B A42B is open-weight, so you can self-host on rented GPUs. See the Run It Yourself tab for GPU configurations + cost estimates, or use one of the hosted inference providers listed on this page.
Where can I access Muse Spark Open 816B A42B?
Muse Spark Open 816B A42B is available via Together AI. Each access option lists its own pricing (per million tokens or hourly hosting).
How much does it cost to run Muse Spark Open 816B A42B?
API pricing starts at $1.25/M input tokens and $4.25/M output tokens. Self-hosting cost depends on the GPU you rent — see the Run It Yourself tab.
Is Muse Spark Open 816B A42B open-source or proprietary?
Muse Spark Open 816B A42B is open-weight under the license. You can download and self-host it.